Comparison of XFX Radeon RX Vega 64 Silver Fan video card vs ZOTAC GAMING GeForce RTX 2060 AMP video card by specifications and benchmarks. XFX Radeon RX Vega 64 Silver Fan runs at 1.247 GHz base clock speed and has 8 GB of HBM2 memory, while video card ZOTAC GAMING GeForce RTX 2060 AMP runs at 1.365 GHz base clock speed and has 6 GB of GDDR6 memory. The TDP of the first video card is 295 W, and the second is 170 W+ 6 %. Compare the table of benchmark results to find out which graphic card is better.